Date: 1790

"But while those ancient philosophers endeavoured in this manner to suggest every consideration which could, as Milton says, arm the obdured breast with stubborn patience, as with triple steel; they, at the same time, laboured above all to convince their followers that there neither was nor could...

— Smith, Adam (1723-1790)

Date: 1791

"I will venture to say, that in no writings whatever can be found more bark and steel for the mind, if I may use the expression; more that can brace and invigorate every manly and noble sentiment."

— Boswell, James (1740-1795)